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Round|Lab Grown|IGI

1.90ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG499107996

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499107996

Diamond specifications and retailer prices

From $1,552 AUD
$1,090 USD
As of October 31, 2026
Save $6,288 AUD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,839 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.9ct lab-grown round diamond

This 1.9ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499107996 or 499107996. Listed at 10 retailers as of October 31, 2026, with prices from $1,552 to $7,839, a $6,288 spread on the same certified stone. MOH London lists it at $7,839. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.90
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499107996
Dimensions7.89 × 7.83 × 4.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.89 mm7.83 mm1.90 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499107996
Side View
Table 55.5%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $7,839 AUD|Low: $1,552 AUD|High: $7,944 AUD|Avg: $3,868 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 2$1,552 AUD
Retailer 6$2,366 AUD
Retailer 9$2,575 AUD
Retailer 3$2,643 AUD
Retailer 11$2,649 AUD
Retailer 7$2,745 AUD
Retailer 12$3,693 AUD
Retailer 8$4,315 AUD
Retailer 5$4,733 AUD
Retailer 10$5,145 AUD
Retailer 4$6,145 AUD
MOH London$7,839 AUD

19 data points across 12 retailers

10 retailers$1,552 AUD to $7,839 AUD

A
Cheapest Retailer
-
$1,552 AUD
$1,090 USD
B+
Retailer 2
-
$2,366 AUD
$1,662 USD
View
B+
Retailer 3
-
$2,575 AUD
$1,809 USD
View
B+
Retailer 4
-
$2,649 AUD
$1,861 USD
View
Final sale: no returns
Retailer 5
-
$2,745 AUD
$1,928 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$2,745 AUD
$1,928 USD
View
B
Retailer 7
-
$4,315 AUD
$3,031 USD
View
B
Retailer 8
-
$4,733 AUD
$3,325 USD
View
B
Retailer 9
-
$5,145 AUD
$3,614 USD
View
Most Expensive
B
MOH London
LG499107996 · Nov 1
$7,839 AUD
£4,336 GBP
View
9 more retailers have this diamond
Prices start from $1,552 AUDSave up to $6,288 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.90ct Round
$1,552 AUD